Cannabis Users Want Better Warning Labels That Actually Educate Rather Than Scare
In focus groups, cannabis users said they never notice current warning labels and want warnings that inform about safe use rather than simply cautioning against all use.
Quick Facts
What This Study Found
In six focus groups with 36 U.S. cannabis users, three key themes emerged: participants saw warnings as tools for education about safe use, not deterrence; they reported never noticing existing warnings on cannabis packages; and they were already aware of both benefits and risks. Participants wanted attention-grabbing designs with warning icons and content about specific health risks rather than generic cautions.
Key Numbers
36 participants across 6 focus groups. 50% White, 22% Black/African American, 28% other races. Mean age 30.5 years. Average cannabis use 3.7 of past 7 days.
How They Did This
Six virtual focus groups with 36 U.S. adults (21+) who used cannabis in the past 30 days and lived in states with legalized recreational cannabis (March-April 2023). Participants were shown existing state warnings and novel warnings created by the research team. Thematic analysis was conducted using ATLAS.ti.
Why This Research Matters
Billions have been invested in cannabis legalization infrastructure, but the warning labels that accompany legal products are largely invisible and ineffective. This study provides direct consumer input on what would actually work, a crucial step for developing evidence-based cannabis communication.
The Bigger Picture
Cannabis warning labels lag far behind tobacco, where decades of research have produced increasingly effective warnings. This study suggests the cannabis industry could learn from tobacco's evolution: move from small text warnings no one reads to prominent, specific health information that respects consumers' intelligence.
What This Study Doesn't Tell Us
Small qualitative sample (N=36). Only included adults 21+ in legal states. Self-selected participants may be more engaged with cannabis culture. Focus groups cannot measure behavioral impact of improved warnings. Did not test whether improved warnings actually change behavior.
Questions This Raises
- ?Would attention-grabbing cannabis warnings reduce problematic use?
- ?Should warnings differ by product type or THC concentration?
- ?Could educational warnings improve safe use practices even among experienced users?
Trust & Context
- Key Stat:
- Users reported never noticing existing warnings
- Evidence Grade:
- Preliminary: small qualitative study providing consumer insights but no behavioral outcome data.
- Study Age:
- 2025 study (data from 2023)
- Original Title:
- Perceptions of cannabis warnings and recommendations for improvement: a qualitative study with people who use cannabis from the United States.
- Published In:
- BMC public health, 25(1), 2363 (2025)
- Authors:
- Ranney, Leah M(4), Clark, Sonia A(2), Meek, Caroline J(2), Jarman, Kristen L, Kowitt, Sarah D
- Database ID:
- RTHC-07442
Evidence Hierarchy
Uses interviews or focus groups to understand experiences in depth.
What do these levels mean? →Frequently Asked Questions
Do people read cannabis warning labels?
Participants in this study uniformly reported never noticing existing warnings on cannabis packaging, suggesting current labels are ineffective.
What kind of cannabis warnings would work?
Users wanted warnings with attention-grabbing designs, warning icons or symbols, and specific health information that educates about safe use rather than simply telling people not to use.
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Cite This Study
https://rethinkthc.com/research/RTHC-07442APA
Ranney, Leah M; Clark, Sonia A; Meek, Caroline J; Jarman, Kristen L; Kowitt, Sarah D. (2025). Perceptions of cannabis warnings and recommendations for improvement: a qualitative study with people who use cannabis from the United States.. BMC public health, 25(1), 2363. https://doi.org/10.1186/s12889-025-23518-1
MLA
Ranney, Leah M, et al. "Perceptions of cannabis warnings and recommendations for improvement: a qualitative study with people who use cannabis from the United States.." BMC public health, 2025. https://doi.org/10.1186/s12889-025-23518-1
RethinkTHC
RethinkTHC Research Database. "Perceptions of cannabis warnings and recommendations for imp..." RTHC-07442. Retrieved from https://rethinkthc.com/research/ranney-2025-perceptions-of-cannabis-warnings
Access the Original Study
Study data sourced from PubMed, a service of the U.S. National Library of Medicine, National Institutes of Health.
This study breakdown was produced by the RethinkTHC research team. We analyze and report published research findings without making health recommendations. All interpretations are based solely on the published abstract and study data.